W3C Outage History

W3C is up right now

There was 1 W3C outage since February 16, 2026 totaling 26h 7m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://status.w3.org

Minor February 16, 2026

Authentication System Incident

Detected by Pingoru
Feb 16, 2026, 10:50 AM UTC
Resolved
Feb 17, 2026, 12:58 PM UTC
Duration
1d 2h
Affected: WebsiteUser & Group ManagementTR PublicationEmail & Mailing ListsIRCValidation ServicesChaptersBackend storage servicePad
Timeline · 4 updates
  1. monitoring Feb 16, 2026, 10:50 AM UTC

    We are currently experiencing an issue with our authentication system that is impacting all our services. We have identified the issue and are actively working on fixing it. During this time, existing sessions may intermittently fail, and new authentication attempts may be unsuccessful. We appreciate your patience and understanding while we work to resolve this matter.

  2. monitoring Feb 16, 2026, 10:51 AM UTC

    We are continuing to monitor for any further issues.

  3. monitoring Feb 16, 2026, 05:01 PM UTC

    We are continuing to monitor for any further issues.

  4. resolved Feb 17, 2026, 12:58 PM UTC

    This incident has been resolved.

Read the full incident report →

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